Solution:

• Parliament of India can rename or redefine the boundary of a state by simply passing the bill with simple majority in both the houses of parliament.
• And no such bill can be introduced in parliament except on recommendation of President.

Article 3 of the Indian Constitution has authorized the Parliament to :

• Form new state by separation of a part from any state, or by uniting two or more states/parts of the states, or by uniting a previous territory to a part of any state.
• Further, it also authorizes the Parliament to increase or diminish the area of a state
• To alter the boundary of any state
• To alter the name of any state.